/*

 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description:  Implements concrete state

 *

 */

#ifndef C_USBSTATEHOSTHANDLE_H

#define C_USBSTATEHOSTHANDLE_H

#include "cusbstatehostabase.h"

class CUsbOtgWatcher;

/**

 *  problem handling base class

 *

 */

NONSHARABLE_CLASS( CUsbStateHostHandle ) : public CUsbStateHostABase

    {

    friend class CtUsbOtgWatcher;

    friend class CUsbOtgWatcher;

public:

    /**

     * Destructor.

     */

    virtual ~CUsbStateHostHandle();

    /**

     * Sets id of the issue to be handled

     * @param aWhat issue id

     */

    void SetWhat(TInt aWhat);

protected:

    // From message notification observer

    /**

     * Message received

     * @param aMessage message id

     */

    virtual void MessageNotificationReceivedL(TInt aMessage);

    /**

     * Session request received

     */

    virtual void SessionRequestedL();

    /**

     * This is called when switched to this state, 

     * because If all conditions for transition to another state exist, nothing will 

     * trigger it and transition will not happen. This forces the transition in such cases.

     *

     */

    virtual void JustAdvancedToThisStateL();

    /**

     * handles issue

     */

    virtual void DoHandleL() = 0;

    /**

     * Default constructor

     * @param aWatcher owner

     */

    CUsbStateHostHandle(CUsbOtgWatcher& aWatcher);

    /**

     * 2nd phase construction

     */

    void ConstructL();

    // data

    /**

     * identifies situation to be handled

     */

    TInt iWhat;

private:

    };

#endif //  C_USBSTATEHOSTHANDLE_H